Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4BIX callsign genealogy
Currently held by Bixby, Jeffrey
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by W4BIX's current licensee, walking backwards.
- Bixby, JeffreyMDgranted 2014-01-09cancelled 2014-01-28
Successor callsigns
Callsigns held now by people who previously held W4BIX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4BIX, oldest first.
- BIXBY, JEFFREY M PA1999-04-01 → cancelled 2010-01-08
- Bixby, Jeffrey SC2014-01-28 → cancelled 2026-03-07